To apply it, users first need to remove all makeup from under the eyes, and then put two layers of product under each eye: the first is a base, and the second activates the product. Together, they form an invisible, elastic-like membrane over under-eye bags.

Dr. Doris Day, a dermatologist, started offering Neotensil to her patients this week.

"It's the best thing I've seen," she said in an interview with ABC News' "Good Morning America." "It's kind of a way of holding you up in an invisible way. It helps the under-eye bag, but also if you have wrinkles in that area, the skin overall looks smoother."